var Lunar = {
    MIN_YEAR: 1891,

    MAX_YEAR: 2100,

    lunarInfo: [

        [0, 2, 9, 21936], [6, 1, 30, 9656], [0, 2, 17, 9584], [0, 2, 6, 21168], [5, 1, 26, 43344], [0, 2, 13, 59728],

        [0, 2, 2, 27296], [3, 1, 22, 44368], [0, 2, 10, 43856], [8, 1, 30, 19304], [0, 2, 19, 19168], [0, 2, 8, 42352],

        [5, 1, 29, 21096], [0, 2, 16, 53856], [0, 2, 4, 55632], [4, 1, 25, 27304], [0, 2, 13, 22176], [0, 2, 2, 39632],

        [2, 1, 22, 19176], [0, 2, 10, 19168], [6, 1, 30, 42200], [0, 2, 18, 42192], [0, 2, 6, 53840], [5, 1, 26, 54568],

        [0, 2, 14, 46400], [0, 2, 3, 54944], [2, 1, 23, 38608], [0, 2, 11, 38320], [7, 2, 1, 18872], [0, 2, 20, 18800],

        [0, 2, 8, 42160], [5, 1, 28, 45656], [0, 2, 16, 27216], [0, 2, 5, 27968], [4, 1, 24, 44456], [0, 2, 13, 11104],

        [0, 2, 2, 38256], [2, 1, 23, 18808], [0, 2, 10, 18800], [6, 1, 30, 25776], [0, 2, 17, 54432], [0, 2, 6, 59984],

        [5, 1, 26, 27976], [0, 2, 14, 23248], [0, 2, 4, 11104], [3, 1, 24, 37744], [0, 2, 11, 37600], [7, 1, 31, 51560],

        [0, 2, 19, 51536], [0, 2, 8, 54432], [6, 1, 27, 55888], [0, 2, 15, 46416], [0, 2, 5, 22176], [4, 1, 25, 43736],

        [0, 2, 13, 9680], [0, 2, 2, 37584], [2, 1, 22, 51544], [0, 2, 10, 43344], [7, 1, 29, 46248], [0, 2, 17, 27808],

        [0, 2, 6, 46416], [5, 1, 27, 21928], [0, 2, 14, 19872], [0, 2, 3, 42416], [3, 1, 24, 21176], [0, 2, 12, 21168],

        [8, 1, 31, 43344], [0, 2, 18, 59728], [0, 2, 8, 27296], [6, 1, 28, 44368], [0, 2, 15, 43856], [0, 2, 5, 19296],

        [4, 1, 25, 42352], [0, 2, 13, 42352], [0, 2, 2, 21088], [3, 1, 21, 59696], [0, 2, 9, 55632], [7, 1, 30, 23208],

        [0, 2, 17, 22176], [0, 2, 6, 38608], [5, 1, 27, 19176], [0, 2, 15, 19152], [0, 2, 3, 42192], [4, 1, 23, 53864],

        [0, 2, 11, 53840], [8, 1, 31, 54568], [0, 2, 18, 46400], [0, 2, 7, 46752], [6, 1, 28, 38608], [0, 2, 16, 38320],

        [0, 2, 5, 18864], [4, 1, 25, 42168], [0, 2, 13, 42160], [10, 2, 2, 45656], [0, 2, 20, 27216], [0, 2, 9, 27968],

        [6, 1, 29, 44448], [0, 2, 17, 43872], [0, 2, 6, 38256], [5, 1, 27, 18808], [0, 2, 15, 18800], [0, 2, 4, 25776],

        [3, 1, 23, 27216], [0, 2, 10, 59984], [8, 1, 31, 27432], [0, 2, 19, 23232], [0, 2, 7, 43872], [5, 1, 28, 37736],

        [0, 2, 16, 37600], [0, 2, 5, 51552], [4, 1, 24, 54440], [0, 2, 12, 54432], [0, 2, 1, 55888], [2, 1, 22, 23208],

        [0, 2, 9, 22176], [7, 1, 29, 43736], [0, 2, 18, 9680], [0, 2, 7, 37584], [5, 1, 26, 51544], [0, 2, 14, 43344],

        [0, 2, 3, 46240], [4, 1, 23, 46416], [0, 2, 10, 44368], [9, 1, 31, 21928], [0, 2, 19, 19360], [0, 2, 8, 42416],

        [6, 1, 28, 21176], [0, 2, 16, 21168], [0, 2, 5, 43312], [4, 1, 25, 29864], [0, 2, 12, 27296], [0, 2, 1, 44368],

        [2, 1, 22, 19880], [0, 2, 10, 19296], [6, 1, 29, 42352], [0, 2, 17, 42208], [0, 2, 6, 53856], [5, 1, 26, 59696],

        [0, 2, 13, 54576], [0, 2, 3, 23200], [3, 1, 23, 27472], [0, 2, 11, 38608], [11, 1, 31, 19176], [0, 2, 19, 19152],

        [0, 2, 8, 42192], [6, 1, 28, 53848], [0, 2, 15, 53840], [0, 2, 4, 54560], [5, 1, 24, 55968], [0, 2, 12, 46496],

        [0, 2, 1, 22224], [2, 1, 22, 19160], [0, 2, 10, 18864], [7, 1, 30, 42168], [0, 2, 17, 42160], [0, 2, 6, 43600],

        [5, 1, 26, 46376], [0, 2, 14, 27936], [0, 2, 2, 44448], [3, 1, 23, 21936], [0, 2, 11, 37744], [8, 2, 1, 18808],

        [0, 2, 19, 18800], [0, 2, 8, 25776], [6, 1, 28, 27216], [0, 2, 15, 59984], [0, 2, 4, 27424], [4, 1, 24, 43872],

        [0, 2, 12, 43744], [0, 2, 2, 37600], [3, 1, 21, 51568], [0, 2, 9, 51552], [7, 1, 29, 54440], [0, 2, 17, 54432],

        [0, 2, 5, 55888], [5, 1, 26, 23208], [0, 2, 14, 22176], [0, 2, 3, 42704], [4, 1, 23, 21224], [0, 2, 11, 21200],

        [8, 1, 31, 43352], [0, 2, 19, 43344], [0, 2, 7, 46240], [6, 1, 27, 46416], [0, 2, 15, 44368], [0, 2, 5, 21920],

        [4, 1, 24, 42448], [0, 2, 12, 42416], [0, 2, 2, 21168], [3, 1, 22, 43320], [0, 2, 9, 26928], [7, 1, 29, 29336],

        [0, 2, 17, 27296], [0, 2, 6, 44368], [5, 1, 26, 19880], [0, 2, 14, 19296], [0, 2, 3, 42352], [4, 1, 24, 21104],

        [0, 2, 10, 53856], [8, 1, 30, 59696], [0, 2, 18, 54560], [0, 2, 7, 55968], [6, 1, 27, 27472], [0, 2, 15, 22224],

        [0, 2, 5, 19168], [4, 1, 25, 42216], [0, 2, 12, 42192], [0, 2, 1, 53584], [2, 1, 21, 55592], [0, 2, 9, 54560]

    ],

    //是否闰年

    isLeapYear: function (year) {
        return ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0));

    },

    //天干地支年

    lunarYear: function (year) {
        var gan = ['庚', '辛', '壬', '癸', '甲', '乙', '丙', '丁', '戊', '己'],

            zhi = ['申', '酉', '戌', '亥', '子', '丑', '寅', '卯', '辰', '巳', '午', '未'],

            str = year.toString().split("");

        return gan[str[3]] + zhi[year % 12];

    },

    //生肖年

    zodiacYear: function (year) {
        var zodiac = ['猴', '鸡', '狗', '猪', '鼠', '牛', '虎', '兔', '龙', '蛇', '马', '羊'];

        return zodiac[year % 12];

    },

    //公历月份天数

    //@param year 阳历-年

    //@param month 阳历-月

    solarMonthDays: function (year, month) {
        var FebDays = this.isLeapYear(year) ? 29 : 28;

        var monthHash = ['', 31, FebDays, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];

        return monthHash[month];

    },

    //农历月份天数

    lunarMonthDays: function (year, month) {
        var monthData = this.lunarMonths(year);

        return monthData[month - 1];

    },

    //农历月份天数数组

    lunarMonths: function (year) {
        var yearData = this.lunarInfo[year - this.MIN_YEAR];

        var leapMonth = yearData[0];

        var bit = (+yearData[3]).toString(2);

        var months = [];

        for (var i = 0; i < bit.length; i++) {
            months[i] = bit.substr(i, 1);

        }

        for (var k = 0, len = 16 - months.length; k < len; k++) {
            months.unshift('0');

        }

        months = months.slice(0, (leapMonth == 0 ? 12 : 13));

        for (var i = 0; i < months.length; i++) {
            months[i] = +months[i] + 29;

        }

        return months;

    },

    //农历每年的天数

    //@param year 农历年份

    lunarYearDays: function (year) {
        var monthArray = this.lunarYearMonths(year);

        var len = monthArray.length;

        return (monthArray[len - 1] == 0 ? monthArray[len - 2] : monthArray[len - 1]);

    },

    //

    lunarYearMonths: function (year) {
        var monthData = this.lunarMonths(year);

        var res = [];

        var temp = 0;

        var yearData = this.lunarInfo[year - this.MIN_YEAR];

        var len = (yearData[0] == 0 ? 12 : 13);

        for (var i = 0; i < len; i++) {
            temp = 0;

            for (j = 0; j <= i; j++) {
                temp += monthData[j];

            }

            res.push(temp);

        }

        return res;

    },

    //获取闰月

    //@param year 农历年份

    leapMonth: function (year) {
        var yearData = this.lunarInfo[year - this.MIN_YEAR];

        return yearData[0];

    },

    //计算农历日期与正月初一相隔的天数

    betweenLunarDays: function (year, month, day) {
        var yearMonth = this.lunarMonths(year);

        var res = 0;

        for (var i = 1; i < month; i++) {
            res += yearMonth[i - 1];

        }

        res += day - 1;

        return res;

    },

    //计算2个阳历日期之间的天数

    //@param year 阳历年

    //@param month

    //@param day

    //@param l_month 阴历正月对应的阳历月份

    //@param l_day 阴历初一对应的阳历天

    betweenSolarDays: function (year, month, day, l_month, l_day) {
        var time1 = new Date(year + "-" + month + "-" + day).getTime(),

            time2 = new Date(year + "-" + l_month + "-" + l_day).getTime();

        return Math.ceil((time1 - time2) / 24 / 3600 / 1000);

    },

    //根据距离正月初一的天数计算阴历日期

    //@param year 阳历年

    //@param between 天数

    lunarByBetween: function (year, between) {
        var lunarArray = [], yearMonth = [], t = 0, e = 0, leapMonth = 0, m = '';

        if (between == 0) {
            t = 1;

            e = 1;

            m = '正月';

        } else {
            year = between > 0 ? year : (year - 1);

            yearMonth = this.lunarYearMonths(year);

            leapMonth = this.leapMonth(year);

            between = between > 0 ? between : (this.lunarYearDays(year) + between);

            for (var i = 0; i < 13; i++) {
                if (between == yearMonth[i]) {
                    t = i + 2;

                    e = 1;

                    break;

                } else if (between < yearMonth[i]) {
                    t = i + 1;

                    e = between - ((yearMonth[i - 1]) ? yearMonth[i - 1] : 0) + 1;

                    break;

                }

            }

            m = (leapMonth != 0 && t == leapMonth + 1)

                ? ('闰'.this.chineseMonth(t - 1))

                : this.chineseMonth(((leapMonth != 0 && leapMonth + 1 < t) ? (t - 1) : t));

        }

        lunarArray.push(year, t, e); //年 月 日

        lunarArray.push(this.lunarYear(year),

            this.zodiacYear(year),

            m,

            this.chineseNumber(e)); //天干地支年 生肖年 月份 日

        lunarArray.push(leapMonth); //闰几月

        return lunarArray;

    },

    //中文月份

    chineseMonth: function (month) {
        var monthHash = ['', '正月', '二月', '三月', '四月', '五月', '六月', '七月', '八月', '九月', '十月', '冬月', '腊月'];

        return monthHash[month];

    },

    //中文日期

    chineseNumber: function (num) {
        var dateHash = ['', '一', '二', '三', '四', '五', '六', '七', '八', '九', '十'];

        if (num <= 10) {
            res = '初' + dateHash[num];

        } else if (num > 10 && num < 20) {
            res = '十' + dateHash[num - 10];

        } else if (num == 20) {
            res = "二十";

        } else if (num > 20 && num < 30) {
            res = "廿" + dateHash[num - 20];

        } else if (num == 30) {
            res = "三十";

        }

        return res;

    },

    //转换农历

    toLunar: function (year, month, day) {
        var yearData = this.lunarInfo[year - this.MIN_YEAR];

        if (year == this.MIN_YEAR && month <= 2 && day <= 9) {
            return [1891, 1, 1, '辛卯', '兔', '正月', '初一'];

        }

        return this.lunarByBetween(year, this.betweenSolarDays(year, month, day, yearData[1], yearData[2]));

    },

    //转换公历

    //@param year 阴历-年

    //@param month 阴历-月，闰月处理：例如如果当年闰五月，那么第二个五月就传六月，相当于阴历有13个月

    //@param date 阴历-日

    toSolar: function (year, month, day) {
        var yearData = this.lunarInfo[year - this.MIN_YEAR];

        var between = this.betweenLunarDays(year, month, day);

        var ms = new Date(year + "-" + yearData[1] + "-" + yearData[2]).getTime();

        var s = ms + between * 24 * 60 * 60 * 1000;

        var d = new Date();

        d.setTime(s);

        year = d.getFullYear();

        month = d.getMonth() + 1;

        day = d.getDate();

        return [year, month, day];

    }
}